# EMF Detector vs Real EMF Detector

The clearest difference is in-app purchases: EMF Detector at none against Real EMF Detector's 4. EMF Detector also leads on update cadence (every 5 days vs fortnightly). Real EMF Detector's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Real EMF Detector sells 4 in-app purchases, starting at $1.99 per 7 days. EMF Detector asks for nothing beyond the download.

EMF Detector ships an update every 5 days, Real EMF Detector fortnightly. The most recent releases landed on November 5, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | EMF Detector | Real EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (9 ratings)](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916/reviews)** | — |
| Number of ratings | **9** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Ad-supported | — |
| Size | 79 MB | 17 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | +4 |
| Developer | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) | [MOBILE ALCHEMY LTD](https://appshunter.io/developer/1577973502) |

## What reviewers say

### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916)

This app uses your phone's magnetometer to measure and display magnetic fields. It offers standard and paranormal measurement modes, helps locate sources of EMF, and allows you to record and export your readings.

**Highlights:** Live magnetic field gauge, Standard and paranormal modes, Source finding tool, Measurement session recording, CSV export, 24-hour exposure chart, Spirit Box entertainment mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Real EMF Detector

[App page](https://appshunter.io/ios/app/real-emf-detector/id6772847396)

**Features:** macOS Compatibility, Vision Pro support, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMF Detector Pro | $1.99 | per 7 days |
| EMF Detector Pro | $4.99 | per month |
| EMF Detector Pro | $19.99 | per year |
| EMF Detector Pro – Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is EMF Detector free?

EMF Detector is free to download, with no in-app purchases.

### Is Real EMF Detector free?

Real EMF Detector is free to download, with in-app purchases available.

### Do EMF Detector or Real EMF Detector have ads?

EMF Detector shows ads; Real EMF Detector does not.

### Which is updated more often, EMF Detector or Real EMF Detector?

EMF Detector ships an update every 5 days, and Real EMF Detector fortnightly. Most recently, EMF Detector was updated on November 5, 2026 and Real EMF Detector on November 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*